Follows an elite hit man as he teaches his trade to an apprentice who has a connection to one of his previous victims.

Arthur Bishop: Good judgment comes from experience and a lot of that comes from bad judgment.
Dean: I'm going to put a price on your head so big, that when you look in the mirror your reflection's gonna want to shoot you in the face.
[first lines]
Arthur Bishop: What I do requires a certain mindset. I do assignments; designated targets. Some jobs need to look like accidents. Others must cast suspicion on someone else. A select few need to send a clear message. Pulling a trigger is easy. The best jobs are the ones nobody even knows you were there.
Arthur Bishop: Not so good for your side.
Dean: Those were my two best teams. Guess I'll have to send more.
Arthur Bishop: Save the fuel. I'm coming for you.
Dean: The killer grows a conscience. I'd say that's a breach of professional ethics, Mr. Bishop.
[last lines]
Steve McKenna: [reads handwritten note] Steve, if you're reading this, then you're dead.
Harry McKenna: You're a goddamn machine. You see things. You view people differently than I do, differently than anybody does. But you have a problem, Arthur. You need companionship.
Arthur Bishop: I have you Harry.
Harry McKenna: Oh, then you're in deeper shit than I thought.